News services and newspapers provide current news and trends on this issue.
Keep in mind newspaper sources aren't considered scholarly sources but they are informative and can link you to more academic resources.
Streaming videos are accessible through Films on Demand, a library database. Below is a link to a list of films relating to human trafficking.
These videos are documentaries, TED talks, interviews or news reports from the Films for the Humanities, BBC,PBS, TED Talks, and other scholarly sources. Below is the introductory segment of a PBS report entitled Sex Trafficking in the USA that is 1hr 28 min 42 sec in length.
Blogs provide current news and trends on this issue.
Keep in mind blog posts aren't considered scholarly sources but they are informative and can link you to more academic resources.